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Copper Brute B4 Volume Water Heaters

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SECTION 4.

Maintenance

4.1 General Instructions

1.Oil the water circulating pump in accordance with the manufacturer's instructions.

2.If a strainer is used in a pressure reducing valve or in the piping, clean it every 6 months in accordance with the manufacturer's instructions.

3.At startup and every 6 months after, look at the pilot and main burner flame (see Figure

31). If the flame has the appearance of sooting tips, check for debris near orifices. Call service technician.

4.Inspect the venting system for blockage, leakage, and corrosion at least once a year.

5.Keep the heater area clear of combustible material, gasoline, and other flammable liquids and vapors.

6.Be sure all combustion air and ventilation openings are not blocked.

7.Check for black carbon soot buildup on the external surfaces of the heat exchanger every 6 months.

8.Do not use the heater if any part has been under water. Replace any part of the control system and any gas control which has been under water.

NOTE: After installation and first startup, check the heat exchanger for black carbon soot buildup after the following periods of operation: 24 hours, 7 days, 30 days, 90 days, and once every 6 months thereafter.

4.2Replacement of Gas Controls

The gas and electric controls installed on the

heaters are designed for both dependable operation and long life. Safe operation of the heater depends on their proper functioning.

NOTE: The warranty does not cover damage caused by lack of required maintenance or improper operating practices.

WARNING

Never attempt to repair the gas valve. Such attempts will void the warranty, and could lead to dangerous results.

If the gas valve is found to be defective, replace it by following these instructions.

1.Turn off electrical power to the heater.

2.Turn off the main gas supply at the manual gas cock outside the heater jacket or at the meter.

Electronic Pilot

Standing Pilot

Figure 31. Flame patterns.

3.Remove the front access door on the heater.

4.Disconnect the service union in the gas line, and unscrew the main gas pipe from the gas valve (see Figure 32).

5.Remove the two screws that fastens the anti- rotation bracket on the left side of the gas valve (see Figure 32), and the three screws attached to heater.

6.Remove the pilot gas tube and copper thermocouple shield, if present, from the gas valve.

Caution

Label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation.

7.Tag and remove all wires from the gas valve terminals.

8.Pull the burner tray out of the heater (see Figure 32).

9.Screw the new gas valve onto the manifold pipe. Make sure the arrow on the bottom of the gas valve that indicates the direction of gas flow is in the proper direction. Also make sure the brass fitting is on the right side.

10.Connect the pilot gas tube to the pilot assembly and thermocouple to the gas valve.

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Bradford-White Corp B4 warranty Maintenance, General Instructions, Replacement of Gas Controls
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B4 specifications

Bradford-White Corp B4 is a remarkable water heater that embodies innovation, efficiency, and reliability. This product is designed to meet the stringent demands of both residential and commercial applications, making it a versatile choice for various users.

One of the standout features of the Bradford-White B4 is its high-efficiency operation. With advanced insulation technologies, this water heater minimizes heat loss, allowing it to perform efficiently while conserving energy. This efficiency translates to significant cost savings on utility bills, making the B4 an economical option over its lifespan.

Moreover, the B4 employs a robust and durable construction. Engineered with top-quality materials, it boasts a glass-lined tank that prevents corrosion and extends the longevity of the unit. This durable design ensures that users can rely on their water heater for many years, thus reducing the frequency of replacements and repairs.

The Bradford-White B4 is equipped with state-of-the-art technologies to enhance user convenience. Among these technologies is the ICON System, which features an advanced gas control. This control system allows for precise temperature management and ensures optimal performance. Additionally, the B4 comes with a built-in diagnostic system that provides insight into the operation of the unit, helping users identify potential issues before they escalate.

Another significant characteristic of the B4 is its variety of sizes and configurations. This versatility allows for easy installation in different spaces, whether it be a compact utility room or a larger commercial setup. Available in various capacities, the B4 can efficiently deliver hot water for various needs, catering to families of different sizes or businesses with diverse requirements.

Safety is also a top priority for Bradford-White. The B4 includes safety features such as a temperature and pressure relief valve, which acts as a safeguard against potential malfunctions. This adds an extra layer of peace of mind for users concerned about operational safety.

In summary, the Bradford-White Corp B4 combines high efficiency, durable construction, advanced technologies, versatility, and safety features. This makes it more than just a water heater—it is a dependable solution for ensuring hot water availability for various applications. Whether for a home or a commercial setting, the B4 represents a commitment to quality and performance that users have come to trust.
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